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34768560 = 2435317457
BaseRepresentation
bin1000010010100…
…0011010110000
32102102102111110
42010220122300
532400043220
63241113320
7601346031
oct204503260
972372443
1034768560
1118698152
12b788840
137284618
144890a88
1530bbbe0
hex21286b0

34768560 has 80 divisors (see below), whose sum is σ = 108359136. Its totient is φ = 9222144.

The previous prime is 34768541. The next prime is 34768561. The reversal of 34768560 is 6586743.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34768561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75852 + ... + 76308.

Almost surely, 234768560 is an apocalyptic number.

34768560 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34768560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54179568).

34768560 is an abundant number, since it is smaller than the sum of its proper divisors (73590576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34768560 is a wasteful number, since it uses less digits than its factorization.

34768560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790 (or 784 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 34768560 is about 5896.4870897849. The cubic root of 34768560 is about 326.3840306009.

The spelling of 34768560 in words is "thirty-four million, seven hundred sixty-eight thousand, five hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 317 457 634 914 951 1268 1371 1585 1828 1902 2285 2536 2742 3170 3656 3804 4570 4755 5072 5484 6340 6855 7312 7608 9140 9510 10968 12680 13710 15216 18280 19020 21936 25360 27420 36560 38040 54840 76080 109680 144869 289738 434607 579476 724345 869214 1158952 1448690 1738428 2173035 2317904 2897380 3476856 4346070 5794760 6953712 8692140 11589520 17384280 34768560